285152080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{45119}}^1$

素因数の和:45211

約数の個数: 40

約数和(自身を含む): 671385600

約数和(自身を除く): 386233520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 45119, 90238, 180476, 225595, 360952, 451190, 721904, 902380, 1804760, 3564401, 3609520, 7128802, 14257604, 17822005, 28515208, 35644010, 57030416, 71288020, 142576040, 285152080]

約数ペア:

[(1, 285152080), (2, 142576040), (4, 71288020), (5, 57030416), (8, 35644010), (10, 28515208), (16, 17822005), (20, 14257604), (40, 7128802), (79, 3609520), (80, 3564401), (158, 1804760), (316, 902380), (395, 721904), (632, 451190), (790, 360952), (1264, 225595), (1580, 180476), (3160, 90238), (6320, 45119)]